diff options
| author | Evan Cheng <evan.cheng@apple.com> | 2009-01-20 19:12:24 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-01-20 19:12:24 +0000 |
| commit | 04ee5a1d9267e5e6fab8f088095fcb83c3c5cbd1 (patch) | |
| tree | 83e8495f021a9e995df02cb9df4ed332e369e336 /lib/CodeGen/VirtRegMap.cpp | |
| parent | a913f4fca947c195a675e04ba625fe9e67d1a865 (diff) | |
Change TargetInstrInfo::isMoveInstr to return source and destination sub-register indices as well.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62600 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/VirtRegMap.cpp')
| -rw-r--r-- | lib/CodeGen/VirtRegMap.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/CodeGen/VirtRegMap.cpp b/lib/CodeGen/VirtRegMap.cpp index dab0215005..b35fc2c653 100644 --- a/lib/CodeGen/VirtRegMap.cpp +++ b/lib/CodeGen/VirtRegMap.cpp @@ -1753,8 +1753,8 @@ void LocalSpiller::RewriteMBB(MachineBasicBlock &MBB, VirtRegMap &VRM) { if (!TargetRegisterInfo::isVirtualRegister(VirtReg)) { // Check to see if this is a noop copy. If so, eliminate the // instruction before considering the dest reg to be changed. - unsigned Src, Dst; - if (TII->isMoveInstr(MI, Src, Dst) && Src == Dst) { + unsigned Src, Dst, SrcSR, DstSR; + if (TII->isMoveInstr(MI, Src, Dst, SrcSR, DstSR) && Src == Dst) { ++NumDCE; DOUT << "Removing now-noop copy: " << MI; SmallVector<unsigned, 2> KillRegs; @@ -1840,8 +1840,8 @@ void LocalSpiller::RewriteMBB(MachineBasicBlock &MBB, VirtRegMap &VRM) { // Check to see if this is a noop copy. If so, eliminate the // instruction before considering the dest reg to be changed. { - unsigned Src, Dst; - if (TII->isMoveInstr(MI, Src, Dst) && Src == Dst) { + unsigned Src, Dst, SrcSR, DstSR; + if (TII->isMoveInstr(MI, Src, Dst, SrcSR, DstSR) && Src == Dst) { ++NumDCE; DOUT << "Removing now-noop copy: " << MI; InvalidateKills(MI, RegKills, KillOps); |